Corrosion resistant nickel-zinc-phosphorus coating and method of

Details Corrosion resistant nickel-zinc-phosphorus coating and method of Corrosion resistant nickel-zinc-phosphorus coating and method of

1987-03-30

1988-07-19

Kaplan, G. L.

Stock material or miscellaneous articles

All metal or with adjacent metals

Composite; i.e., plural, adjacent, spatially distinct metal...

204 447, 420441, 428658, 428679, 428680, C25D 356

Patent

active

047584793

ABSTRACT:
Corrosion resistant electrodeposit comprising a solid solution of phosphorus and nickel supersaturated with zinc. The electrodeposit is formed from an electrolyte containing nickel chloride, zinc chloride and sodium hypophosphite having a nickel ion to zinc ion molar ratio between about 7 and about 12 and deposited at current densities greater than about 0.6 A/cm.sup.2.

REFERENCES:
patent: 4629659 (1986-12-01), Kyono et al.
patent: 4640872 (1987-02-01), Irie et al.
S. Swathirajan, GMR Tech. Information, Abstract No. 209, Jan. 13, 1988.
"Zn-Ni Alloy Plating at High Current Densities", AES Fourth Continuous Strip Plating Symposium, May 1984.
Chem. Abstracts, 139839y, Issue 8, 1985.
S. Swathirajan, "Potentiodynamic & Galvanostatic Stripping Methods for Characterization of Alloy Electrodeposition Process and Product", reprint, J. Electrochem. Soc., vol. 133, No. 4, Apr. 1986.

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